From: "Eustáquio Rangel" Date: 2007-11-17T10:05:32+09:00 Subject: Re: Suggestion for native thread tests Hi Sasada! > I can't understand what do you mean. Where is a FIFO? On my > laptop, this code doesn't block, but continues to show file contents. FIFO are named pipes. Here's the Wikipedia definition and some samples: http://en.wikipedia.org/wiki/Named_pipe On Linux it can be created with mkfifo thread_test.fifo It will create a pipe where you can send and read information. To make the blocking stop on my example, we need to send something to the FIFO, like echo "hi sasada!" > thread_test.fifo Check this out: -- Eust�quio "TaQ" Rangel http://eustaquiorangel.com "Measuring programming progress by lines of code is like measuring aircraft building progress by weight." Bill Gates